Don Martin

Don Martin (died 1080) was the champion of King Sancho Ramirez of Aragon. With 14 victories in duels, Don Martin was a fierce warrior, and his king decided to send him to do single combat with King Fernando I of Leon's champion Rodrigo Diaz de Vivar for the city of Calahorra, which the Aragonese sough to take. In the ensuing duel, Diaz succeeded in slaying Don Martin, and Calahora remained a part of Castile.